在编译前以及改了job_num = 8，也删掉了.cache。

CPU has feature  --copt=-mfma --copt=-mavx2 --copt=-mavx --copt=-msse4.2
Starting local Bazel server and connecting to it...
WARNING: The following configs were expanded more than once: [mlu]. For repeatable flags, repeats are counted twice and may lead to unexpected behavior.
ERROR: error loading package '': Encountered error while reading extension file 'closure/defs.bzl': no such package '@io_bazel_rules_closure//closure': java.io.IOException: Error downloading [http://mirror.tensorflow.org/github.com/bazelbuild/rules_closure/archive/cf1e44edb908e9616030cc83d085989b8e6cd6df.tar.gz, https://github.com/bazelbuild/rules_closure/archive/cf1e44edb908e9616030cc83d085989b8e6cd6df.tar.gz] to /root/.cache/bazel/_bazel_root/ad3cfd5b4513059c4e80e78ccab51b57/external/io_bazel_rules_closure/cf1e44edb908e9616030cc83d085989b8e6cd6df.tar.gz: All mirrors are down: [GET returned 404 Not Found, Unknown host: github.com]
ERROR: error loading package '': Encountered error while reading extension file 'closure/defs.bzl': no such package '@io_bazel_rules_closure//closure': java.io.IOException: Error downloading [http://mirror.tensorflow.org/github.com/bazelbuild/rules_closure/archive/cf1e44edb908e9616030cc83d085989b8e6cd6df.tar.gz, https://github.com/bazelbuild/rules_closure/archive/cf1e44edb908e9616030cc83d085989b8e6cd6df.tar.gz] to /root/.cache/bazel/_bazel_root/ad3cfd5b4513059c4e80e78ccab51b57/external/io_bazel_rules_closure/cf1e44edb908e9616030cc83d085989b8e6cd6df.tar.gz: All mirrors are down: [GET returned 404 Not Found, Unknown host: github.com]
INFO: Elapsed time: 14.921s
INFO: 0 processes.
FAILED: Build did NOT complete successfully (0 packages loaded)

以上是报错的复制粘贴emmm